diff --git a/runtests.py b/runtests.py
index a32dde96c..19513cdbf 100755
--- a/runtests.py
+++ b/runtests.py
@@ -11,7 +11,7 @@ PYTEST_ARGS = {
 
 FLAKE8_ARGS = ['rest_framework', 'tests']
 
-ISORT_ARGS = ['--recursive', '--check-only', '--diff', '-o' 'uritemplate', '-p', 'tests', 'rest_framework', 'tests']
+ISORT_ARGS = ['--recursive', '--check-only', '--diff', 'rest_framework', 'tests']
 
 
 def exit_on_failure(ret, message=None):
diff --git a/setup.cfg b/setup.cfg
index b4dee6804..c021fdde0 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -14,8 +14,8 @@ skip=.tox
 atomic=true
 multi_line_output=5
 known_standard_library=types
-known_third_party=pytest,_pytest,django,pytz
-known_first_party=rest_framework
+known_third_party=pytest,_pytest,django,pytz,uritemplate
+known_first_party=rest_framework,tests
 
 [coverage:run]
 # NOTE: source is ignored with pytest-cov (but uses the same).